Is CVE-2026-82601 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-82601?

CVE-2026-82601 has a CVSS v3 severity of MEDIUM (4.3).

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CVE-2026-82601

Description

A weakness has been identified in SeaCMS up to 13.6. This affects an unknown part of the file /err.php. Executing a manipulation of the argument errtxt can lead to cross site scripting. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.